CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 8,306,895	$ 7,683,732	$ 1,174,807
Adjustments to reconcile net income to net cash provided
Depreciation and amortization	5,659,005	5,638,775	6,337,942
Deferred income taxes	584,512	339,200	322,111
Deferred compensation and pension	416,572	(147,655)	(178,169)
Loss on disposal of fixed assets	53,124	72,545	40,710
Stock compensation expense	122,500	129,900	158,477
Write-off of deferred financing costs due to repayment		1,503,007
Change in assets and liabilities:
Receivables	2,549,431	(1,196,709)	14,219,527
Inventories	(6,166,492)	(3,432,089)	14,881,707
Income tax receivable	(1,164,664)		(75,481)
Other current assets	(768,089)	(484,714)	296,982
Other assets	712,419	744,409	1,075,734
Accounts payable	(2,922,410)	1,834,607	(3,127,202)
Accrued and other liabilities	(853,245)	1,370,193	789,855
Net cash provided by operating activities	6,529,558	14,055,201	35,917,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of fixed assets	(7,559,846)	(4,743,453)	(4,918,816)
Proceeds from sales of fixed assets	62,295	28,560	41,424
Investment in trademarks and patents	(46,098)	(25,693)	(79,458)
Net cash used in investing activities	(7,543,649)	(4,740,586)	(4,956,850)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from revolving credit facility	76,376,444	231,819,597	214,198,296
Repayments of revolving credit facility	(74,474,277)	(211,803,555)	(245,865,589)
Repayments of long-term debt	(1,997,985)	(40,511,871)	(480,724)
Debt financing costs		(577,445)	(1,515,916)
Issuance of common stock, net of issuance costs		14,105,600
Proceeds from exercise of stock options	371,427	190,620	164,532
Tax benefit related to stock options	26,242	27,877	25,031
Net cash provided by (used in) financing activities	301,851	(6,749,177)	(33,474,370)
(DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(712,240)	2,565,438	(2,514,220)
CASH AND CASH EQUIVALENTS:
BEGINNING OF PERIOD	4,362,531	1,797,093	4,311,313
END OF PERIOD	$ 3,650,291	$ 4,362,531	$ 1,797,093